Home / 145,313,730.09-200,581,540.83-86,594,808.33

Finding the Fourth Proportional to 145,313,730.09, 200,581,540.83 and 86,594,808.33

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Solution

The fourth proportional to 145,313,730.09, 200,581,540.83 and 86,594,808.33 is: 119,529,793.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,313,730.09 : 200,581,540.83 = 86,594,808.33 : x
  2. Step 2: Convert to fraction form
    145,313,730.09/200,581,540.83 = 86,594,808.33/x
  3. Step 3: Cross multiply
    145,313,730.09x = 200,581,540.83 × 86,594,808.33
  4. Step 4: Simplify right side
    145,313,730.09x = 17,369,320,082,709,920
  5. Step 5: Solve for x
    x = 17,369,320,082,709,920/145,313,730.09
  6. Step 6: Final answer
    x = 119,529,793.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.